International Symposium on Soil Fertility Evaluation New Delhi, India. (1971). International Symposium on Soil Fertility Evaluation proceedings. Indian Society of Soil Science Indian Agricultural Research Institute.
Čikaški stil citiranja (17. izdanje)International Symposium on Soil Fertility Evaluation New Delhi, India. International Symposium on Soil Fertility Evaluation Proceedings. New Dehli: Indian Society of Soil Science Indian Agricultural Research Institute, 1971.
MLA način citiranja (8. izdanje)International Symposium on Soil Fertility Evaluation New Delhi, India. International Symposium on Soil Fertility Evaluation Proceedings. Indian Society of Soil Science Indian Agricultural Research Institute, 1971.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.